morning on "meet the press," how the petraeus affair and the political fight over libya have rattled washington, just as the president hoped for a new start with congress over the debt. >>> embattled former cia director david petraeus testifies privately on capitol hill, insisting his resignation had nothing to do with the botched response to the attack in libya. all of this as we are still getting a daily dose of unpleasant details about general petraeus's affair with paula broadwell, and the role that florida socialite jill kelly played in the drama. >>> and the clash in benghazi heats up as charges that the u.n. secretary misled the country about the attack on "meet the press" and other programs. >> our current assessment is that what happened in benghazi was in fact initially a spontaneous reaction to what had just transpired hours before in cairo. >> now sparking a war of words with the president, senators are threatening to block her potential nomination as secretary of state. >> the reason i don't trust her is because i think she knew better, and if she didn't know better, she shouldn't